SG11202102195XA - Video decoding method and video decoder - Google Patents

Video decoding method and video decoder

Info

Publication number
SG11202102195XA
SG11202102195XA SG11202102195XA SG11202102195XA SG11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA SG 11202102195X A SG11202102195X A SG 11202102195XA
Authority
SG
Singapore
Prior art keywords
video
decoding method
decoder
video decoder
video decoding
Prior art date
Application number
SG11202102195XA
Other languages
English (en)
Inventor
Yin Zhao
Haitao Yang
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Priority claimed from PCT/CN2019/102944 external-priority patent/WO2020048361A1/zh
Publication of SG11202102195XA publication Critical patent/SG11202102195XA/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96Tree coding, e.g. quad-tree coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124Quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/1883Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SG11202102195XA 2018-09-05 2019-08-28 Video decoding method and video decoder SG11202102195XA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201811032693 2018-09-05
CN201811104788.5A CN110881129B (zh) 2018-09-05 2018-09-21 视频解码方法及视频解码器
PCT/CN2019/102944 WO2020048361A1 (zh) 2018-09-05 2019-08-28 视频解码方法及视频解码器

Publications (1)

Publication Number Publication Date
SG11202102195XA true SG11202102195XA (en) 2021-04-29

Family

ID=69727285

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202102195XA SG11202102195XA (en) 2018-09-05 2019-08-28 Video decoding method and video decoder

Country Status (7)

Country Link
US (2) US11431997B2 (ko)
EP (1) EP3840378A4 (ko)
JP (3) JP7143512B2 (ko)
KR (2) KR102612489B1 (ko)
CN (6) CN110881129B (ko)
BR (1) BR112021004124A2 (ko)
SG (1) SG11202102195XA (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11711530B2 (en) 2018-06-21 2023-07-25 Telefonaktiebolaget Lm Ericsson (Publ) Tile shuffling for 360 degree video decoding
JP7313385B2 (ja) 2018-06-21 2023-07-24 テレフオンアクチーボラゲット エルエム エリクソン(パブル) ビデオコーディングにおけるサブタイルを含むタイルパーティション
US11477470B2 (en) 2018-10-02 2022-10-18 Telefonaktiebolaget Lm Ericsson (Publ) Encoding and decoding pictures based on tile group ID
CN113366839B (zh) * 2019-01-31 2024-01-12 北京字节跳动网络技术有限公司 视频编解码中的细化量化步骤
CN114598873B (zh) * 2020-12-03 2023-06-20 华为技术有限公司 量化参数的解码方法和装置
WO2022214055A1 (en) * 2021-04-09 2022-10-13 Beijing Bytedance Network Technology Co., Ltd. Interaction of multiple partitions
CN116527927A (zh) * 2021-11-11 2023-08-01 杭州海康威视数字技术股份有限公司 一种图像的解码方法、编码方法及装置

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9210442B2 (en) 2011-01-12 2015-12-08 Google Technology Holdings LLC Efficient transform unit representation
HUE059647T2 (hu) * 2011-01-13 2022-12-28 Canon Kk Képkódoló berendezés, képkódoló eljárás, képdekódoló berendezés, képdekódoló eljárás, és program
US20120189052A1 (en) 2011-01-24 2012-07-26 Qualcomm Incorporated Signaling quantization parameter changes for coded units in high efficiency video coding (hevc)
US9112526B2 (en) * 2011-06-15 2015-08-18 Sony Corporation Binarization of DQP using separate absolute value and sign (SAVS) in CABAC
US9161046B2 (en) * 2011-10-25 2015-10-13 Qualcomm Incorporated Determining quantization parameters for deblocking filtering for video coding
US9521410B2 (en) * 2012-04-26 2016-12-13 Qualcomm Incorporated Quantization parameter (QP) coding in video coding
WO2014163461A1 (ko) * 2013-04-05 2014-10-09 삼성전자 주식회사 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
CN104104966B (zh) * 2013-04-08 2017-11-24 华为技术有限公司 视频块的划分方法和装置
US9510002B2 (en) * 2013-09-09 2016-11-29 Apple Inc. Chroma quantization in video coding
CN103702131B (zh) 2013-12-25 2017-02-15 清华大学 一种基于模式预处理的帧内编码优化方法和系统
US10136141B2 (en) * 2014-06-11 2018-11-20 Qualcomm Incorporated Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding
CN106537918B (zh) 2014-08-12 2019-09-20 英特尔公司 用于视频编码的运动估计的系统和方法
US9743092B2 (en) 2015-10-13 2017-08-22 Nokia Technologies Oy Video coding with helper data for spatial intra-prediction
EP3430808A4 (en) 2016-03-16 2020-01-15 Mediatek Inc. METHOD AND DEVICE FOR PROCESSING VIDEO DATA WITH RESTRICTED BLOCK SIZE IN VIDEO CODING
WO2017205704A1 (en) * 2016-05-25 2017-11-30 Arris Enterprises Llc General block partitioning method
WO2017203903A1 (ja) * 2016-05-27 2017-11-30 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 電子制御ユニット、通信方法及び車載ネットワークシステム
WO2017203930A1 (en) * 2016-05-27 2017-11-30 Sharp Kabushiki Kaisha Systems and methods for varying quantization parameters
CN107566848B (zh) 2016-06-30 2020-04-14 华为技术有限公司 编解码的方法及装置
US10448056B2 (en) * 2016-07-15 2019-10-15 Qualcomm Incorporated Signaling of quantization information in non-quadtree-only partitioned video coding
WO2018018486A1 (en) * 2016-07-28 2018-02-01 Mediatek Inc. Methods of reference quantization parameter derivation for signaling of quantization parameter in quad-tree plus binary tree structure
CN107770525B (zh) 2016-08-15 2020-07-24 华为技术有限公司 一种图像编码的方法及装置
WO2018045332A1 (en) * 2016-09-02 2018-03-08 Vid Scale, Inc. Methods and apparatus for coded block flag coding in quad-tree plus binary-tree block partitioning
CN108781286A (zh) 2016-12-26 2018-11-09 日本电气株式会社 视频编码方法、视频解码方法、视频编码设备、视频解码设备以及程序
MX2020001290A (es) * 2017-08-03 2020-03-12 Sharp Kk Sistemas y metodos para particionar bloques de video en un corte de interprediccion de datos de video.
US11277609B2 (en) * 2017-12-29 2022-03-15 Sharp Kabushiki Kaisha Systems and methods for partitioning video blocks for video coding
US10904529B2 (en) * 2018-01-19 2021-01-26 Qualcomm Incorporated Quantization group for video coding
EP3831061A4 (en) * 2018-08-16 2022-06-15 HFI Innovation Inc. METHODS AND APPARATUS FOR REPORTING QUANTIFICATION PARAMETERS IN A VIDEO PROCESSING SYSTEM

Also Published As

Publication number Publication date
JP7143512B2 (ja) 2022-09-28
KR20210047949A (ko) 2021-04-30
CN110881129A (zh) 2020-03-13
CN118018765A (zh) 2024-05-10
JP2022179505A (ja) 2022-12-02
EP3840378A1 (en) 2021-06-23
US20210195226A1 (en) 2021-06-24
CN118175342A (zh) 2024-06-11
CN110881129B (zh) 2024-01-05
JP2024091646A (ja) 2024-07-05
BR112021004124A2 (pt) 2021-05-25
CN118042173A (zh) 2024-05-14
CN117956197A (zh) 2024-04-30
JP2021536703A (ja) 2021-12-27
CN112040229B (zh) 2021-06-29
KR102612489B1 (ko) 2023-12-08
US11431997B2 (en) 2022-08-30
CN112040229A (zh) 2020-12-04
US20220329839A1 (en) 2022-10-13
JP7463460B2 (ja) 2024-04-08
EP3840378A4 (en) 2021-06-23
KR20230170817A (ko) 2023-12-19

Similar Documents

Publication Publication Date Title
PL3861743T3 (pl) Dekoder wideo i sposoby
SG11202102195XA (en) Video decoding method and video decoder
ZA202200892B (en) Video decoding method and video decoder
GB2580084B (en) Video coding and decoding
GB2579763B (en) Video coding and decoding
GB2577318B (en) Video coding and decoding
GB2606282B (en) Video coding and decoding
GB2578151B (en) Video coding and decoding
GB201820459D0 (en) Video encoding and video decoding
GB201809234D0 (en) Video coding and decoding
GB201809232D0 (en) Video coding and decoding
GB2606280B (en) Video coding and decoding
GB2606279B (en) Video coding and decoding
GB2606277B (en) Video coding and decoding
GB2578150B (en) Video coding and decoding
GB2606278B (en) Video coding and decoding
GB2597616B (en) Video coding and decoding
GB2589735B (en) Video coding and decoding
GB201809233D0 (en) Video coding and decoding
GB201809237D0 (en) Video coding and decoding
GB201809236D0 (en) Video coding and decoding
GB201805569D0 (en) Video encoding and decoding